Alkali, Chalcogen, Disordered, Nonmetal, Elasticity, Orthorhombic

• C-K-N-S
• O-P-Rb-Ti
• Ba-K-N-O
• K-Li-Na-Nb-O-Ta
• K-O-P-Ti
• elastic stiffness coefficient
• elastic compliance
• pressure derivative of elastic stiffness coefficient
• higher-order elastic coefficients
• disordered
• nonmetal
• alkali
• chalcogen
• quaternary